# Service difficulty reports: N845AS A list on [N845AS](https://openairdocs.org/aircraft/N845AS.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. Page 1 of 4 · 177 reports - [SDR ASOA2016F00028](https://openairdocs.org/sdr/ASOA2016F00028.md): Stringer Clip · cracked · Nov 23, 2015 · N845AS · Cndair CL6002B19 · Fuselage Main, Attach Fittings > STRINGER CLIP 13L AND FS 625 IS CRACKED. - [SDR ASOA2014041410353](https://openairdocs.org/sdr/ASOA2014041410353.md): Wire · misinstalled · Apr 8, 2014 · N845AS · Cndair CL6002B19 · Light System Wiring > TROUBLESHOT INOPERATIVE INTERIOR AND EXTERIOR EMERGENCY LIGHTING SYS. SWAPPED SPLICES ON THE WARDROBES EMERGENCY EXIT LIGHTS IAW ESPM 20-17-31. PERFORMED OPS TEST OF THE EMERGENCY EXIT LIGHTS IAW AMM 33-51-00-710-801. OPS TEST CHECKED GOOD AT THIS TIME. - [SDR ASOA2014041410352](https://openairdocs.org/sdr/ASOA2014041410352.md): Skin · dented · Apr 3, 2014 · N845AS · Cndair CL6002B19 · Fuselage Main, Plate/Skin > DENT FOUND AFT OF APU EXHAUST BELOW APU SHIELD 21" BELOW. REPAIRED IAW REO 601R-53-61-5242 AND VERIFIED ALL STEPS COMPLIED WITH AND EC/TC REO 601R-53-61-5242. - [SDR ASOA2014041110326](https://openairdocs.org/sdr/ASOA2014041110326.md): Angle · corroded · Mar 28, 2014 · N845AS · Cndair CL6002B19 · Fuselage Miscellaneous Structure > BS 484 ANGLE CRACKED AT LBL 36. R & R ANGLE IAW SRM 51-42-21. - [SDR ASOA2014041110325](https://openairdocs.org/sdr/ASOA2014041110325.md): Seat Track · corroded · Mar 25, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LEFT SEAT TRACK CORRODED BS 559 - 559+80. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-00 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110324](https://openairdocs.org/sdr/ASOA2014041110324.md): Seat Track · corroded · Mar 24, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LEFT SEAT TRACK CORRODED BS 409+128 - 559. R & R SEAT TRACK IAW AMM 53-01-11-000-802 AND 53-01-11-400-802. - [SDR ASOA2014041410351](https://openairdocs.org/sdr/ASOA2014041410351.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LT SIDE SEAT TRACK CORRODED FROM FS 499-499+85. COMPLIED WITH EC/TC REO 601R-53-00-55 AND REO 601R-53-00-055, REV A, DATED 11/18/2011. - [SDR ASOA2014041410350](https://openairdocs.org/sdr/ASOA2014041410350.md): Floor Support · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage Miscellaneous Structure > FLOOR SUPPORT CORRODED ALONG LBL 9 BETWEEN FS 574 AND 621, OUT OF LIMITS. FLOOR SUPPORT CAP R & R IAW 51-40-11 AND REO 601R-53-61-3780. - [SDR ASOA2014041410348](https://openairdocs.org/sdr/ASOA2014041410348.md): Isolator · broken · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage Main, Bulkhead > BROKEN ISLOATORS ON BULKHEAD BS 621. R & R ISOLATORS IAW SRM 51-42-13. - [SDR ASOA2014041410347](https://openairdocs.org/sdr/ASOA2014041410347.md): Arm · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage Main, Structure > FWD, PAX DOOR HAND RAIL HINGE ARM "CUP" AT PAX DOOR SILL CORRODED. RIGHT FS310 CORRODED ALONG AFT EDGE AT BOTTOM FWD CORNER OF SERVICE DOOR CUT-OUT, JUST AT FLOOR SILL LEVEL. REMOVED FWD PAX DOOR HAND RAIL HINGE ARM CUP DRILLED UP ATTACH HOLES & HOLES FOR NU - [SDR ASOA2014041410346](https://openairdocs.org/sdr/ASOA2014041410346.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RIGHT CENTER AISLE, SEAT TRACK SECTION AT RBL9, FROM 10" FWD OD FS409.0 AFT TP- FS409+128, CORRODED AROUND SEVERAL TRACK ATTACHING SCREWS AND PITTED ON TOP SURFACE. REMOVED SEAT RAIL, IAW SRM 53-01-11. LOCATED AND DRILLED 54 EA NEW FASTENER HOLES IAW SRM 51-4 - [SDR ASOA2014041110323](https://openairdocs.org/sdr/ASOA2014041110323.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RT SIDE SEAT TRACK CORRODED BS 409+16 TO.112. REMOVED AND REPLACED THE SEAT TRACK IAW AMM TASK 53-01-11-000-802 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110322](https://openairdocs.org/sdr/ASOA2014041110322.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RT SIDE SEAT TRACK CORRODED BS 409+112 - 499+85. REMOVED AND REPLACED THE SEAT TRACK IAW AMM 53-01-11-000-802 AND AMM 53-01-11-409-802. - [SDR ASOA2014041110321](https://openairdocs.org/sdr/ASOA2014041110321.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RT SIDE SEAT TRACK CORRODED BS 499 - 499+85. REMOVED AND REPLACED THE SEAT TRACK IAW AMM TASK 53-01-11-000-802 AND AMM 53-01-11-04. - [SDR ASOA2014041110320](https://openairdocs.org/sdr/ASOA2014041110320.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RT SIDE SEAT TRACK CORRODED FROM BS 499 - 544. REMOVED AND REPLACED THE SEAT TRACK IAW AMM 53-01-11-000-802 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110319](https://openairdocs.org/sdr/ASOA2014041110319.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RT SIDE SEAT TRACK CORRODED BS 544 - 559+112. REMOVED AND REPLACED THE SEAT TRACK IAW AMM TASK 53-01-11-000-802 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110318](https://openairdocs.org/sdr/ASOA2014041110318.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LT SIDE SEAT TRACK CORRODED BS 364 - 409+16. R & R SEAT TRACK IAW AMM 53-01-000-802 & 53-01-11-400-802. - [SDR ASOA2014041110317](https://openairdocs.org/sdr/ASOA2014041110317.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LT SIDE SEAT TRACK CORRODED BS 409+16 TO +112. REMOVED AND REPLACED SEAT TRACK IAW AMM 53-01-11-400-802. - [SDR ASOA2014041110316](https://openairdocs.org/sdr/ASOA2014041110316.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LT SIDE SEAT TRACK CORRODED BS 409+112 - 499+85. REMOVED AND REPLACED SEAT TRACK IAW AMM 53-01-11-000-802 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110315](https://openairdocs.org/sdr/ASOA2014041110315.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LT SIDE SEAT TRACK CORRODED BS 499 - 554. REMOVED AND REPLACED SEAT TRACK IAW AMM 53-01-11-020-002 AND AMM TASK 53-01-11-420-001. - [SDR ASOA2014041110314](https://openairdocs.org/sdr/ASOA2014041110314.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LT SIDE SEAT TRACK CORRODED BS 554 - 559+112. REMOVED AND REPLACED SEAT TRACK IAW AMM 53-01-11-020-002 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110313](https://openairdocs.org/sdr/ASOA2014041110313.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > CENTER ASILE LT SEAT TRACK A LBL 9 CORRODED, BS 349 - 364. REMOVED AND REPLACED SEAT TRACK IAW AMM 200 53-01-11-000-802 AND AMM 53-01-11-400-802. - [SDR ASOA2014041110312](https://openairdocs.org/sdr/ASOA2014041110312.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RIGHT CENTER AISLE SEAT TRACK, RBL 9 CORRODED BS 349 - 364. REMOVED AND REPLACED SEAT TRACK IAW AMM 53-01-11 000-802 AND AMM 53-01-400-802. - [SDR ASOA2014041110311](https://openairdocs.org/sdr/ASOA2014041110311.md): Bracket · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage Main, Attach Fittings > FRAME BRACKET BS 310 CORRODED ALONG AFT EDGE AT BOTTOM FWD CORNER OF SERVICE DOOR CUTOUT, JUST AT FLOOR SILL LEVEL. R & R LOWER FRAME BRACKET IAW SRM 53-21-23-00 AND SRM 53-21-23-00. - [SDR ASOA2014041110310](https://openairdocs.org/sdr/ASOA2014041110310.md): Floor Support · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage Miscellaneous Structure > RT FLOOR SUPPORT BS 310 CORRODED. REMOVED CORROSION IAW REO 601R-53-00-930 AND DETERMINED OUT OF LIMITS. REMOVED RT FLOOR SUPPORT IAW DWG 601R31148 & SRM 51-42-06. INSTALLED FLOOR SUPPORT IAW DWG 601R31148 & SRM 51-42-06. - [SDR ASOA2014041110309](https://openairdocs.org/sdr/ASOA2014041110309.md): Seat Track · corroded · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > LEFT CENTER AISLE, SEAT TRACK SECTION A LBL 9, BS 4090 - 4090+128, CORRODED. REMOVED SEAT TRACK IAW AMM 53-01-11-000-802. LOCATED AND DRILLED NEW SEAT TRACK IAW SRM 51-40-11 AND INSTALLED IAW AMM 53-01-11-400-802. - [SDR ASOA2014041110308](https://openairdocs.org/sdr/ASOA2014041110308.md): Attach Angle · cracked · Mar 23, 2014 · N845AS · Cndair CL6002B19 · Wing, Attach Fittings > RT WING L/E ATTACH ANGLES AT OTBD SIDE OF INBD L/E AND INBD SIDE OF MID L/E ARE CRACKED. REPAIRED IAW SRM 51-40-11 AND AMM 20-21-00-910-801. - [SDR ASOA2014041410345](https://openairdocs.org/sdr/ASOA2014041410345.md): Skin · damaged · Mar 21, 2014 · N845AS · Cndair CL6002B19 · Engine Collector/Tailpipe/Nozzle > STANG FAIRING IS BROKEN 434BT. REMOVED OLD SKIN IAW SRM 51-42-13 & 51-42-06, LOCATED & DRILLED NEW SKIN IAW SRM 51-40-11. INSTALLED SKIN IAW SRM 51-42-06 & 51-42-13. RESTORED FINISH IAW SRM 51-25-06 & 51-25-01. - [SDR ASOA2014041410354](https://openairdocs.org/sdr/ASOA2014041410354.md): Skin · dented · Mar 19, 2014 · N845AS · Cndair CL6002B19 · Fuselage Main, Plate/Skin > DENT FOUND AFT OF APU EXHAUST BELOW APU SHEILD 21 INCHES BELOW. DENT FOUND AFT OF APU EXHAUST BELOW APU SHIELD 21" BELOW. COMPLIED WITH REO 601R-53-61-5242, REV P1 DATED MAR 27, 2014. THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR IAW SOP 5702. - [SDR ASOA2013121109610](https://openairdocs.org/sdr/ASOA2013121109610.md): Lamp · burned out · Dec 7, 2013 · N845AS · Cndair CL6002B19 · Emergency Lighting > NR 3 EXTERIOR EMERGENCY LIGHT IS OUT. R & R LAMP IN LT SIDE NR 3 EXTERIOR EMERGENCY LIGHT IAW AMM 33-51-21. OPS CHECKED GOOD. - [SDR ASOA201201483](https://openairdocs.org/sdr/ASOA201201483.md): Seat Track · corroded · Apr 30, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > RT SIDE FLOOR SEAT TRACK HAS NUMEROUS AREAS OF CORROSION FROM FS 349 - FS 559 + 80. REPAIRED. - [SDR ASOA201201446](https://openairdocs.org/sdr/ASOA201201446.md): Frame · corroded · Apr 24, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Frame > FRAME FS 364 CORRODED LBL 26 AND RBL 26. - [SDR ASOA201201360](https://openairdocs.org/sdr/ASOA201201360.md): Seat Track · corroded · Apr 23, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > SEAT TRACK CORRODED FROM FS 349- 559+80. REMOVED SEAT TRACK IAW AMM 53-01-11-000-802, SEAT TRACKS FOUND TO BE OUT OF LIMITS IAW SRM 53-21-49. INSTALLED SERVICEABLE SEAT TRACKS IAW AMM 53-01-11-400-801. - [SDR ASOA201201444](https://openairdocs.org/sdr/ASOA201201444.md): Frame · corroded · Apr 17, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Frame > FRAME FS 349 CORRODED BETWEEN LBL 26 AND RBL 26. DRILLED SERVICEABLE FRAME SECTOR TO FIT AND INSTALLED IAW SRM 51-42-06 & SRM 31-42. - [SDR ASOA201201442](https://openairdocs.org/sdr/ASOA201201442.md): Support Fitting · corroded · Apr 13, 2012 · N845AS · Cndair CL6002B19 · Fuselage Miscellaneous Structure > SERVICE DOOR SILL PLATE CORRODED AROUND THRESHOLD SUPPORT FITTINGS. REPAIRED IAW AMM 51-25-56-390-802. - [SDR ASOA201201267](https://openairdocs.org/sdr/ASOA201201267.md): Frame · corroded · Apr 13, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Frame > FRAME 310 CORRODED BETWEEN LBL 26 AND RBL 26 BOTH SIDES. REMOVED AND REPLACED FRAME. - [SDR ASOA201201440](https://openairdocs.org/sdr/ASOA201201440.md): Frame · corroded · Apr 11, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Frame > FS 364 FRAME CORRODED BETWEEN LBL 26 AND RBL 26. REMOVED CORROSION IAW SRM 51-21-06. PERFORMED UT THICKNESS INSPECTION IAW MAC NDT PROCEDURES UT-3 MAX.MATERIAL REMAINING IS.079", ORIGINAL IS.080", MATERIAL REMOVED IS.001". WITHIN ALLOWABLE IAW SRM 53- - [SDR ASOA201201255](https://openairdocs.org/sdr/ASOA201201255.md): Angle · corroded · Apr 11, 2012 · N845AS · Cndair CL6002B19 · Passenger/Crew Doors > ASD UPPER FWD & AFT OTBD "L" ANGLES ARE CORRODED. REMOVED AND INSTALLED IAW SRM 51-42-06. - [SDR ASOA201201253](https://openairdocs.org/sdr/ASOA201201253.md): Structure · corroded · Apr 11, 2012 · N845AS · Cndair CL6002B19 · Passenger/Crew Doors > ASD UPPER FWD & AFT CORNERS CORRODED. REMOVED AND REPLACED IAW SRM 51-42-06. DWG 601R3003. - [SDR ASOA201201223](https://openairdocs.org/sdr/ASOA201201223.md): Attach Angle · cracked · Apr 6, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Attach Fittings > INTERCOSTAL ATTACHING ANGLE CRACKED AT FS 621, AT REAR PRESSURE BULKHEAD AS VIEWED FROM INSIDE AFT EQUIP BAY AND AT S13A. REMOVED INTERCOSTAL ATTACH ANGLE IAW SRM CH 51-42-20. INSTALLED NEW INTERCOSTAL ATTACH ANGLE IAW SRM 51-42-21 & DWG 601-36000. - [SDR ASOA201201196](https://openairdocs.org/sdr/ASOA201201196.md): Cargo Track · corroded · Apr 4, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > CARGO TRACK AT FS 621 LBL 9 IS CORRODED. FOUND CORROSION TO BE OUT OF LIMITS IAW SRM 53-61-49, 51-41-02. REMOVED CARGO TRACK IAW SRM 51-41-02. INSTALLED SERVICABLE CARGO TRACK IAW AMM 20-21-910-801. - [SDR ASOA201201194](https://openairdocs.org/sdr/ASOA201201194.md): Cargo Track · corroded · Apr 4, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > CARGO TRACK AT FS 559+112 RBL 9 HAS CORROSION. FOUND CORROSION TO BE OUT OF LIMITS. REMOVED CARGO TRACK IAW SRM 51-41-02. INSTALLED NEW CARGO TRACK IAW SRM 51-41-02. - [SDR ASOA201201192](https://openairdocs.org/sdr/ASOA201201192.md): Cargo Track · corroded · Apr 4, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > CARGO TRACK AT FS 559+112 - LBL 9 HAS CORROSION. FOUND CORROSION TO BE OUT OF LIMITS, REMOVED SEAT TRACK IAW SRM 51-41-02. INSTALLED SEAT TRACK IAW SRM 51-41-02 AND AMM 53-01-11-400-802. - [SDR ASOA201201190](https://openairdocs.org/sdr/ASOA201201190.md): Cargo Track · corroded · Apr 4, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > CARGO TRACK AT FS 559 + 96 LBL 9 HAS CORROSION. FOUND CORROSION ON CARGO TRACK TO BE OUT OF LIMITS, REMOVED AND REPLACED CARGO TRACK IAW SRM 51-41-02. - [SDR ASOA201201188](https://openairdocs.org/sdr/ASOA201201188.md): Cargo Track · corroded · Apr 4, 2012 · N845AS · Cndair CL6002B19 · Fuselage, Seat/Cargo Attach Fittings > CARGO TRACK AT 559 + 96 LBL 27 HAS CORROSION. FOUND CORROSION TO BE OUT OF LIMITS. REMOVED AND REPLACED SEAT TRACK IAW SRM 51-41-02. - [SDR ASOA201201186](https://openairdocs.org/sdr/ASOA201201186.md): Flange · cracked · Apr 4, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Bulkhead > VERTICAL BULKHEAD POST AT FS 409 + 128 BL 0.00 HAS A CRACKED ATTACH FLANGE ON LT AFT SIDE JUST BELOW WL 69.00. REMOVED CRACKED FLANGE IAW SRM 51-42-06. INSTALLED NEW FLANGE IAW SRM 51-42-06 AND REO 601R-53-41-889. - [SDR ASOA201201438](https://openairdocs.org/sdr/ASOA201201438.md): Support · corroded · Apr 3, 2012 · N845AS · Cndair CL6002B19 · Fuselage Miscellaneous Structure > SERVICE DOOR SILL CORRODED AROUND SUPPORT FITTINGS. REMOVED THRESHOLD SUPPORT FITTING IAW SRM 51-21-06. CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 51-21-06. REMOVED SUPPORT FITTINGS IAW SRM 51-42-02. LOCATED, DRILLED AND DEBURED NEW THRESHOLD SUPPORT - [SDR ASOA201201311](https://openairdocs.org/sdr/ASOA201201311.md): Angle · corroded · Apr 3, 2012 · N845AS · Cndair CL6002B19 · Fuselage Miscellaneous Structure > SERVICE DOOR SILL CORRODED. REMOVED SILL ANGLE AT FS 349 RBL40 IAW SRM 51-42-02. BLENDED CORROSION AND FOUND OUT OF LIMITS IAW SRM 53-00-00. INSTALLED SERVICEABLE ANGLE IAW DWG 601R38303 & SRM 51-42-21. - [SDR ASOA201201205](https://openairdocs.org/sdr/ASOA201201205.md): Attach Bracket · cracked · Apr 3, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Attach Fittings > AFT PRESSURE BULKHEAD LINTEL ATTACH BRACKET CRACKED. R & R BRACKET IAW SRM 51-42-20. - [SDR ASOA201201160](https://openairdocs.org/sdr/ASOA201201160.md): Structure · corroded · Apr 3, 2012 · N845AS · Cndair CL6002B19 · Fuselage Main, Structure > FS 319 CORRODED BETWEEN LBL 26 AND RBL 26 FRONT SIDE. FOUND CORROSION ON FRAME TO BE OUT OF LIMITS. R & R FRAME IAW SRM 51-42-06-00 AND 51-42-21-00. Next page: https://openairdocs.org/aircraft/N845AS/reports.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N845AS' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N845AS/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.